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AWS Lambda vs Zadara comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

AWS Lambda
Ranking in Compute Service
1st
Average Rating
8.4
Reviews Sentiment
7.5
Number of Reviews
85
Ranking in other categories
No ranking in other categories
Zadara
Ranking in Compute Service
10th
Average Rating
8.6
Reviews Sentiment
7.6
Number of Reviews
12
Ranking in other categories
All-Flash Storage (33rd), Software Defined Storage (SDS) (16th), Public Cloud Storage Services (15th), File and Object Storage (22nd)
 

Mindshare comparison

As of May 2025, in the Compute Service category, the mindshare of AWS Lambda is 21.3%, up from 21.4% compared to the previous year. The mindshare of Zadara is 0.8%, up from 0.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Compute Service
 

Featured Reviews

Wai L Lin O - PeerSpot reviewer
A serverless solution with easy integration features
We use AWS Lambda because it provides a solution for our needs without requiring us to manage our infrastructure. With the tool, we only pay for the resources we use. Additionally, it is straightforward to implement and integrates with other services like API Gateway. The tool's serverless nature has had the most significant impact on our workflow. I find it particularly attractive because it eliminates the need for managing servers. In my previous experience, managing upgrades and updates was quite challenging. The solution's integration process with other AWS services was relatively easy. We primarily use AWS services such as EventBridge for scheduling processes and log management.
Kirubel Behailu - PeerSpot reviewer
Enhancing storage management efficiency with user-friendly experience
Our customers are using Zadara for their research and development environments. We provide infrastructure for government projects, but we are often not fully aware of their specific usage.  I typically use it for our infrastructure and offer both Zadara and Microsoft Azure to our customers Zadara…

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"The cool thing about AWS Lambda is that AWS does all the management. For compression, it is all about making the data small and then making it regular size again. We have an encode function and a decode function. AWS Lambda schedules each of those for us. It has a load balancer and all the fancy stuff, depending on the demand. The most valuable part of AWS Lambda is that I only need to write the software. I need to write two functions, and my cloud developer turns them into two AWS Lambda instances. That's it."
"The programming language and the integration with other AWS services are the most valuable features."
"The solution is highly scalable."
"The automation feature is valuable."
"The most valuable feature of AWS Lambda, from a conceptual point, is its functions. For example, it's mathematical templates into which you can write, and create your solution. You write small pieces of a solution under given parameters."
"It's a fairly easy solution to learn."
"The most valuable features are event-based triggers. They're really good for a reactive style when you want things to happen as soon as something else happens."
"Some of the most valuable features are that it's easy to install and use. The performance is also good."
"Zadara is a fully-fledged platform, and our customers are happy with its use."
"A nice feature is the immutable object storage, which can be used in conjunction with Veeam."
"The processing is much faster with this product."
"The most valuable features of Zadara are its visibility and simplicity to use."
"Zadara saves both time and money."
"One of the most useful features is that they provide iSCSI as a service."
"Being able to scale on demand, and being able to get out of our security operation center, and not having to purchase hardware upfront, has drastically reduced the overhead that was required to maintain our information. We have also gained additional capabilities in terms of speed of replicating that information."
"It's very easy to expand and compared to other storage systems that we've used, it's a lot more expandable and a lot more flexible in how it's deployed."
 

Cons

"Memory limitation is one of the weaknesses of AWS Lambda and as a result, we have to use several Lambda, instead of just one. Recently, I met with an Amazon employee, who is responsible for Lambda as a product. It appears Amazon has some plans with Lambda, so I don’t have to add something to the additional features."
"The execution time could be better. One of the major limitations is the time period because it doesn't give you more than seven minutes. So, before thinking about Lambda, you should think through your use case and ensure it's a good fit. Otherwise, you can use batch, step functions, or other methods. Reports and the monitoring board could also be improved in terms of alerts. The threshold alerts are there but can be improved. It takes some time to get used to these methods and get the hang of them."
"The feature to attach external storage, such as an S3 or elastic storage, must be added to AWS Lambda. This is its area for improvement."
"It could be cheaper."
"AWS Lambda is a bit difficult to set up if someone doesn't know how to code."
"Security needs to be improved."
"It can be a bit difficult to switch between accounts when creating services for customers."
"We can write anything as code, but the solution will not give proper error information."
"The management interface is more geared towards end-users rather than a service partner like ourselves, and there are improvements that can be made around that."
"The range of support of VMware could be better. It can support Windows, however, it cannot support other operating systems like IBM AIX. This needs to improve."
"Some of the features are a little bit slow to come to market."
"I would like to see them be a little bit more proactive in terms of the patches and updates that are available. I would like to see more disclosure and information around what fixes or what enhancements are available within a patch, and help in coordinating and scheduling that. Right now, it's driven more by the customer in reaching out via a support ticket."
"Having iSCSI over the internet using a VPN, the IPSec tunnel is really the only thing that I find missing from this product."
"The cost is not favorable as Zadara does not provide competitive rates for regions like South Africa and Ethiopia."
"There is room for improvement in pricing as it is currently quite expensive."
"Currently, when we do firmware upgrades, it sometimes causes issues and is not as nondisruptive as desired."
 

Pricing and Cost Advice

"Lambda is an affordable solution. They offer free requests every month and charge per the compute time. If you are working in a big organization, usually AWS offer a savings plan where you get approximately 70% discount on pricing."
"For licensing, we pay a yearly subscription."
"The price of the solution is reasonable."
"The solution's price is average."
"The pricing is on-demand and based on runs or times that are billed out monthly."
"AWS is slightly more expensive than Azure."
"It costs maybe less than $10 per month in my use case."
"The solution is free of cost for the first year, and after that, it becomes expensive."
"One of the factors that ruled out several providers was cost. They were way too expensive for the volume of data that we needed and the speed at which we needed to be able to manage it. There aren't a lot of providers that can do that."
"For our use, it's appropriately priced and overall, it's proved to be very cost-effective against other tier-one vendors."
"The pricing and licensing are very simple and the cost is predictable, although, like everything that you pay for as you use, you have to be mindful of what you're using."
"If you just take the street price of Zadara Storage Cloud and look up the price or cost per hour, then you could think that Zadara Storage Cloud is extremely expensive or a solution only for enterprise use. That is not true. You need to compare the entire system. This means that you don't stop looking at just the street price, but you need to consider all the features, requirements, and costs of support as well as the extra cost that other vendors have. Other players just play with hidden, additional costs. Everything is included in Zadara Storage Cloud's licensing cost; what you get is what you pay for."
"It is a nice licensing model and it makes it quite simple because we just pay for what we use, and the bill that comes shows us exactly what customers are using what resources."
"The pricing is very competitive and the fact that they have very compelling discounts for multi-year commitments is great."
"The price of Zadara is very good and it covers everything. There is no subscription needed."
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Top Industries

By visitors reading reviews
Educational Organization
67%
Financial Services Firm
8%
Computer Software Company
5%
Manufacturing Company
3%
Computer Software Company
23%
Manufacturing Company
10%
Financial Services Firm
10%
Retailer
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

Which is better, AWS Lambda or Batch?
AWS Lambda is a serverless solution. It doesn’t require any infrastructure, which allows for cost savings. There is no setup process to deal with, as the entire solution is in the cloud. If you use...
What do you like most about AWS Lambda?
The tool scales automatically based on the number of incoming requests.
What is your experience regarding pricing and costs for AWS Lambda?
AWS Lambda is cheaper compared to running an instance continuously. You only pay for what you use, making it cost-effective.
What needs improvement with Zadara?
The initial installation was difficult because many steps required the command line interface (CLI). Maintenance can also be complicated, especially when deeper troubleshooting requires navigating ...
What is your primary use case for Zadara?
I use this product as storage. Specifically, I use it as big storage. That's the main use case for Zadara ( /products/zadara-reviews ).
What advice do you have for others considering Zadara?
As for the pros and cons, the main concerns are the complexity of the initial installation and the complicated maintenance due to the CLI usage. Overall, I do not have other complaints. My overall ...
 

Comparisons

 

Overview

 

Sample Customers

Netflix
Time, Inc. A&E Network, The Washington Post, News UK, McGraw Hill, Gilt, Toshiba, Deloitte, VMware
Find out what your peers are saying about AWS Lambda vs. Zadara and other solutions. Updated: April 2025.
849,963 professionals have used our research since 2012.